CN208061923U - A kind of key board unit - Google Patents

Abstract

The utility model provides a kind of key board unit, including：Include the shell of multiple key openings；At least one keycap set, the keycap set include at least one keycap, and at least one keycap is arranged in same direction；The keycap is placed in the key opening, and at least one lug is stretched out in the both sides of back side keycap orientation along affiliated keycap set of the keycap respectively；And pushing mechanism, including multiple transverse grooves, which is moved to the lug when being located in the transverse groove, which, which is in, can not descend shifting state；Wherein, which drives transverse groove edge to be parallel to surface of shell direction and moves, and the keycap in the corresponding keycap set, which is switched to removable state or this, can not descend shifting state.Keycap is fixed by the coupling between the transverse groove and lug in pushing structure, prevents keycap from accidentally being touched under non-working condition and generates unwanted input；The keycap fixed structure will not increase the height of key board unit, effectively keep the thickness of key board unit.

Description

A kind of key board unit

Technical field

The utility model is related to art of keypads more particularly to a kind of lockable key board units of button.

Background technology

With the demand of the lightweight of the electronic equipments such as laptop, desktop computer, slimming, as common input Device, keyboard also develop towards lightweight, ultra-thin direction, how to design the design project that thinner keyboard is this field. In the design of part electronic equipment, including the keyboard face of button needs to be transferred in one of the states as supporting surface, to be supported in table The planes such as face, or held by user, it needs to make anti-operation processing to keyboard at this time.In addition, in order in use can be temporary When shelve electronic equipment to handle other affairs, need to make anti-operation processing to keyboard, be influenced to avoid other people touch control keyboards The leakage or destruction of data in the operation of electronic equipment or electronic equipment；

In the prior art, there is dealer to use to promote on keyboard and prevent maloperation to detach button and switch, but do so and make The integral thickness for obtaining key board unit thickens；Also dealer is abutted using single-point and promotes keyboard, since the central point of button is usually used To press trigger point switch, the phenomenon that single locus of the abutting tends to side, can lead to button run-off the straight.

Therefore, it is necessary to a kind of lockable key board unit of novel button be designed, to solve drawbacks described above.

Utility model content

The purpose of this utility model is to provide a kind of lockable key board units of button, can easily realize keyboard It is lightening so that keyboard is more attractive smooth, and can be according to different use demand setting buttons to prevent the maloperation to button.

The purpose of this utility model is to provide a kind of key board unit, it includes,

Shell, including multiple key openings；

At least one keycap set, the keycap set include at least one keycap, and at least one keycap is arranged in together One direction；The keycap is placed in the key opening, the back side of the keycap along affiliated keycap set keycap orientation two At least one lug is stretched out in side respectively；And

Pushing mechanism, including multiple transverse grooves, which is moved to the lug when being located in the transverse groove, the lug In shifting state can not be descended；

Wherein, which drives transverse groove edge to be parallel to surface of shell direction and moves, by the corresponding keycap Keycap in group, which is switched to removable state or this, can not descend shifting state.

Preferably, the transverse groove is connected to cannelure；Wherein, when this moves state, which, which is located at corresponding this, indulges It can move to slot and along the extending direction of the cannelure；When this can not descend shifting state, which is located at the corresponding transverse direction Slot and the position that the corresponding key switch of triggering can not be moved down into along the extending direction of the cannelure.

Preferably, the cannelure further includes boundary, it is removable along the cannelure for limiting the corresponding lug Extreme higher position.

Preferably, the transverse groove includes first end and second end, which is connected to the cannelure；State is moved at this When, the first end close to the corresponding lug, the second end far from the corresponding lug, the size of the first end be more than this second The size at end；The transverse groove further includes the first inclined-plane, which connects the first end and the second end, for guiding this convex Ear is moved relative to the transverse groove.

Preferably, the magnitude of inclination on first inclined-plane of the transverse groove is set, so that the corresponding lug is removable at this Dynamic state and this can not descend between shifting state when switching, the corresponding keycap of the lug relative to the surface of shell height not Become；Alternatively,

The magnitude of inclination on first inclined-plane of the transverse groove is set so that the corresponding lug this move state and This can not be descended between shifting state when switching, Level Change of the corresponding keycap of the lug relative to the surface of shell, wherein should This when lug is in the removable state is highly in height when this can not descend shifting state higher than the lug.

Preferably, the pushing mechanism includes at least two first connecting rods, which is located at the key The both sides of keycap orientation in cap group, at least one of two first connecting rods include multiple transverse grooves, each cross Correspond to the lug to slot.

Preferably, including at least two keycap sets in the key board unit, two keycap sets are adjacent and positioned at parallel Different straight lines on；

The first connecting rod between two keycap sets, for tool there are two opposite side, each side corresponds to should One in two keycap sets, and there are multiple transverse grooves, each transverse groove to correspond to the lug for each side.

Preferably, the pushing mechanism further includes at least one second connecting rod, the second connecting rod and the first connecting rod are perpendicular； Wherein, when which moves along the length direction of the second connecting rod, which is driven the length along the first connecting rod Spend direction movement.

Preferably, the key board unit further includes control unit, which controls pushing mechanism operation, to be pushed to All keycaps in few keycap set removable state and this can not descend shifting state between switch.

Preferably, the control unit automatically analyzes the target use state for determining the key board unit, and control the promotion machine Structure push the keycap in some or all of corresponding with target use state keycap set removable state and this can not under Switch between shifting state.

Preferably, there is the second connecting rod guide groove, the first connecting rod there is pillar, the pillar can be moved in the guide groove； When wherein the second connecting rod is moved along the length direction of the second connecting rod, the guide groove drive the pillar move, with drive this first Connecting rod is moved along the length direction of the first connecting rod；Alternatively,

There is the first connecting rod guide groove, the second connecting rod there is pillar, the pillar can be moved in the guide groove；Wherein this When two connecting rods are moved along the length direction of the second connecting rod, which drives the guide groove to move, to drive first connecting rod edge should The length direction of first connecting rod moves.

Compared with prior art, key board unit provided by the utility model, key cap of key set are set in shell key opening, When needed, keycap is fixed by the coupling between the transverse groove and lug in pushing structure, prevents keycap in non-working condition Lower accidentally touched generates unwanted input.The keycap fixed structure will not increase the height of key board unit, effectively keep keyboard dress The thickness set.

Description of the drawings

Figure 1A is the back side decomposition texture schematic diagram of the utility model first embodiment；

Figure 1B is the structural schematic diagram of the keycap unlocked state of the utility model first embodiment；

Fig. 1 C are the structural schematic diagram of the keycap lock-out state of the utility model first embodiment；

Fig. 2A is the cross section structure schematic diagram of the keycap unlocked state of the utility model first embodiment；

Fig. 2 B are the cross section structure schematic diagram of the keycap lock-out state of the utility model first embodiment；

Fig. 2 C are the cross section structure schematic diagram of the keycap crossover position of the utility model first embodiment；

Fig. 3 A are the cross section structure schematic diagram of the keycap unlocked state of another embodiment of the utility model；

Fig. 3 B are the cross section structure schematic diagram of the keycap lock-out state of another embodiment of the utility model；

Fig. 3 C are the cross section structure schematic diagram of the keycap crossover position of another embodiment of the utility model.

Specific implementation mode

To make to have further understanding to the purpose of this utility model, construction, feature and its function, hereby coordinate embodiment Detailed description are as follows.

Some vocabulary has been used in specification and claims to censure specific element.Have in fields Usual skill is, it is to be appreciated that manufacturer may call the same element with different nouns.This specification and right are wanted It asks book not in such a way that the difference of title is used as and distinguishes element, but differentiation is used as with the difference of element functionally Criterion.It is open term in the " comprising " of specification in the whole text and claim mentioned in, therefore should be construed to " including but It is not limited to ".The orientation or positional relationship of the instructions such as term "upper", "lower", " height " is orientation based on ... shown in the drawings or position Set the relationship utility model product using when the orientation or positional relationship usually put or people in the art The orientation or positional relationship that member usually understands, this kind of term are merely for convenience of describing the present invention and simplifying the description, without It is instruction or implies that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore not It can be construed as a limitation of the present invention.In addition, term " first ", " second " etc. are only used for distinguishing description, and cannot understand To indicate or implying relative importance.

Referring to Fig.1 shown in A to Fig. 1 C, the structural schematic diagram of the first embodiment of the utility model projection arrangement is disclosed. Key board unit includes shell 10, at least one keycap set 20, press key locking and the pushing mechanism 30 of unlock and control promotion machine The control unit of 30 start of structure, other further include that the corresponding circuit board (not shown) in the lower section of keycap set 20, keyboard input and output connect Mouth (not shown) etc..It is integrated applied to laptop, desktop computer, industrial computer that the key board unit can be used as a module Equal electronic equipments, also can be used as the external input equipment of the miniaturized electronics such as smart mobile phone, tablet computer, the utility model is not As limit.

Shell 10 is equipped with multiple key openings 12, and frame portion 11 is equipped between adjacent key opening 12；Shell 10 or its frame The upper surface 11a in portion 11 forms shell appearance, forms the part in the key board unit appearance after assembling, substantially reduces so whole The thickness of a key board unit；It also can be using shell 10 or the upper surface 11a of its frame portion 11 as key board unit appearance enclosure interior Structure, such as also have one to have the shell of corresponding key opening 12 as key board unit appearance in the upside of shell 10.Shell 10 And the lower surface 11b settings of frame portion 11 accommodate the structure of pushing mechanism 30, such as equipped with groove to accommodate in pushing mechanism 30 The body of rod, which can be body of rod length that is continuous and completely including the body of rod in pushing mechanism 30, can also be part include The body of rod length of the part body of rod of pushing mechanism 30；Shell 10 and the lower surface 11b of frame portion 11 also have holding part, will push The body of rod in mechanism 30 constrains in the range of groove, which can only move along body of rod length direction；The holding part and shell 10 and frame portion 11 lower surface 11b integration, can also be realized by pasting, melting the modes such as affixed；Pushing mechanism 40 can be with It is entirely located in key board unit, can also partly be located in key board unit, other parts are located at the shell with keyboard device combination In；Details are not described herein.

Keycap set 20 includes multiple keycaps 21, and all keycaps 21 in keycap set 20 are in line or a row, it is preferable that institute There is the keycap orientation in keycap set 20 consistent.By taking common keyboard layout as an example, all keycaps 21 in keycap set 20 are lined up A line.The key board unit includes multiple rows to keycap set 20,, can be with by taking Figure 1A to 1C as an example to constitute complete key arrangement A line keycap 21, can also be divided to control two keycap sets 20, for being accounted in layout by one keycap set 20 of conduct of a line keycap 21 With the keycap 21 (such as "enter" key") of multirow, then use two keycap sets 20 of avris in the multirow keycap set 20 are corresponding to push away Motivation structure 30 controls its locking and unlock.

Each keycap 21 in keycap set 20 can be the monomer of separation, and keycap set 20 is alternatively and is integrated with circuit board Keyboard components, keycap set 20 can be the keyboard components in part keycap 21 combination.Keycap 21 includes face portion, back part 212 and the lug 213 that extends laterally of back part 212.Face portion forms the appearance of keycap 21, is pressed with reality for user Now input operation；Back part 212 is opposite with face portion, and back part 212 corresponds to corresponding key switch in circuit board；Normally make With under state, when face portion is depressed by a user, back part 212 directly or indirectly abuts corresponding key switch, with triggering pair Key switch is answered to generate electric signal, the electric signal that all key switches generate is supplied to via the corresponding input signal of compiling generation and should The electronic equipment of key board unit signal connection；Such as laptop as shown in Figure 1A to 1C, key board unit are defeated via inputting Input signal is provided the control module of laptop by exit port, also can the electric signal of generation be supplied to laptop Control module generates corresponding input signal by control module compiling, and details are not described herein.

All keycaps 21 in keycap set 20 stretch out at least respectively from the both sides of the keycap orientation along group of back part 212 One lug 213, the quantity and size per side lug 213 are according to the size determination of corresponding 21 face portion of keycap, both sides lug 213 Quantity can be equal, can not also wait.For example, in the case that all keycaps 21 in keycap set 20 are in line, Mei Gejian The front side of the back part 212 of cap 21 and rear side stretch out lug 213 respectively；General keycap 21 (such as F function keys, number key, letter Key etc.) both sides respectively setting two lugs 213 or side be arranged two lugs 213, the other side be arranged a lug 213；Edge At least three lugs are respectively arranged in longer 21 (such as the Backspace keys, space bar etc.) both sides of key cap of key set of keycap orientation 213 or side be arranged at least three lugs 213, the other side be arranged two lugs 213；The utility model is not limited.

Under normal operating condition, as shown in Figure 1B and 2A, the keycap 21 in all keycap sets 20 can move up and down；Make User press keycap 21 when triggering lower circuit board in corresponding key switch to generate electric signal.Under non-working condition, such as scheme Shown in 1C and 2B, the keycap 21 in all keycap sets 20 is limited, and when pressing keycap 21, keycap 21 can not move down, i.e., not Corresponding key switch in lower circuit board can be triggered and generate electric signal.Non-working condition may be the key in part keycap set 20 Cap 21 is limited, and when pressing keycap 21, keycap 21 can not move down triggering key switch；For example, to closing when using in order to prevent The maloperation of switch leads to unexpected shutdown, and it is non-working condition that closing key can be automatically set as after booting, is only cancelling non-make With state to can normally execute power-off operation after the locking of button；For another example, function key (delete, refresh) etc. is locked Fixed, to execute oneself unwanted operation after preventing maloperation, the utility model is not limited.

Pushing mechanism 30, by control keycap 21 lug 213 it is position-movable or irremovable with by corresponding key Cap 21 is switched to removable state or can not descend shifting state.

Pushing mechanism 30 includes multiple transverse grooves, and transverse groove is corresponded in the keycap orientation of a keycap set 20 Both sides at least side lug 213 position.Transverse groove is pushed to be moved along keycap orientation, and lug 213 moves Into corresponding transverse groove, lug 213, which is in, can not descend shifting state (or non-working condition), at least the lower section quilt of lug 213 Transverse groove limit, lug 213 even if by it is lower by can not trigger key switch generate signal.Lug 213, which is in, can not descend shifting state, It can also be that lug 213 is whole and limited by transverse groove that the upside of i.e. lug 213 is also limited by transverse groove, and lug 213 is at least The portion size of portion size and transverse groove matches, when lug 213 is moved to certain position, the both sides up and down of lug 213 Abutted against with transverse groove.

Preferably, transverse groove includes first end, second end, and first end is connected to a cannelure.It is in removable in lug 213 When state, first end is located at far from lug 213, lug 213 in cannelure close to lug 213, second end, can be in cannelure It is moved along the extending direction for being transversely to the machine direction slot.When lug 213 is in and can not descend shifting state, lug 213 is located in transverse groove, And due to the limit of the downside in transverse groove, the position of triggerable key switch can not be moved down into, that is to say, that on the downside of transverse groove Limit can abut lug 213 with the position of attaching clamp 213, can also be not abut lug 213, but in key cap of key set 21 The underswing that it is moved down when being operated generates signal to trigger key switch.

The size of the first end of transverse groove is more than the size of second end, further includes first oblique between the first end and a second end Face is moved with guide lug 213 relative to transverse groove.The magnitude of inclination on the first inclined-plane can be with lug 213 shape, height phase Match so that the corresponding lug 213 this move state and this can not move down between switch when, the lug 213 it is corresponding should Keycap 21 is constant relative to the height of surface of shell 11a；The magnitude of inclination on the first inclined-plane can also be set, so that corresponding should Lug 213 this move state and this can not move down between switch when, the corresponding keycap 21 of the lug 213 is relative to the shell The Level Change of body surface face 11a, wherein this when lug 213 is in the removable state is highly in higher than the lug 213 Height when this can not be moved down, height when such key cap of key set 21 can be slightly below operable when locked, is conducive to distinguish Know key-press status and prevents the generation (as shown in Figure 3A to 3C) of maloperation.First inclined-plane can be inclined plane surround and At wedge-shaped cylinder, can also be taper cylinder, the boundary in the section of above-mentioned cylinder can be straight line (as shown in Figure 2 A and 2B), Can also be curve, so that transitions smooth when lug 213 is moved relative to 40 above-mentioned groove body of pushing mechanism.The shape of lug 213 Match with the shape of transverse groove, the two shape can be identical, also can be different, it is preferred that the position that lug 213 is abutted with transverse groove It is smoothed, to increase the contact area of the two, so as to gliding smoothing and is hardly damaged.Lug 213 is in removable shape When state, the proximate dimensional of the corresponding transverse groove of distance is less than the size of first end, so that lug 213 can smoothly move into transverse direction In slot.

Cannelure can be to extend perpendicularly to surface of shell 11a, can also slightly be favoured based on ergonomic designs The vertical direction of surface of shell 11a.The lateral dimension of cannelure is slightly larger than the lateral dimension of lug 213, in order to which lug 213 is suitable The loading cannelure of profit and can the extending direction of slot along longitudinal direction move up and down；The lateral dimension of cannelure can also be not limited to lug 213 lateral dimension realizes the guiding and limit that lug 213 moves up and down by the similar trough body structure of frame portion 11 in shell 10 Position.The upside of cannelure can be equipped with limit, and keycap from dropping occurs to prevent lug 213 from removing surface of shell 11a from upside；It is longitudinal The upside of slot can not also limit position, and the similar position limiting structure of frame portion 11 in shell 10 is relied on to realize that the upside of lug 213 limits.

Pushing mechanism 30 may include multiple first connecting rods 31 transverse groove is arranged, and also be used to be arranged when comprising cannelure Cannelure.It is respectively provided with a first connecting rod 31 in the both sides of the keycap orientation of each keycap set 20, corresponds to each lug A corresponding transverse groove is arranged in 213 position, first connecting rod 31.Transverse groove is movably abutted with lug 213；First connecting rod 31 When being moved along length of connecting rod direction, the part of lug 213, which is connected to transverse groove and is pushed along transverse groove, to be locked or unlocked；Together One keycap set, 20 corresponding two first connecting rods 31 are mobile in the same direction simultaneously, so that the lug 213 of 21 both sides of keycap is pushed away simultaneously It is dynamic to lock or unlock, it is locked or unlocked to realize in keycap set 20 that all keycaps 21 are simultaneously pushed.

Preferably, also can first connecting rod 31 only be set in the side of the keycap orientation of keycap set 20, to control the key The locking of all keycaps 21 in cap group 20.

It preferably, also can be in the first connecting rod between two keycap sets 20 adjacent in keycap orientation 31, there are two opposite side, each sides to correspond to a keycap set 20 for tool；Wherein each side has and side keycap set The one-to-one multiple transverse grooves of all lugs 213 in 20.The first connecting rod 31 can control two groups of keycap sets 20 simultaneously in this way Lug 213 locking and unlock, with control two groups of keycap sets 20 21 state of keycap change.

Multiple first connecting rods 31 can control respectively, can also integrally control start after integration.

Pushing mechanism 30 may also include at least one second connecting rod 32, and second connecting rod 32 and the direction of first connecting rod 31 are hung down Directly, and first connecting rod 31, second connecting rod 32 each parallel to shell 10 upper surface 11a.Second connecting rod 32 along its length When mobile, driving corresponding first connecting rod 31, the length direction of itself moves along first connecting rod 31.In first connecting rod 31 and second Displacement of the corresponding structure by the Displacement transfer in a direction for vertical direction is equipped in connecting rod 32.

For example, as shown in Figure 1A to 1C, there is first connecting rod 31 pillar 312, second connecting rod 32 to have a guide groove 322, Pillar 312 can move in guide groove 322；When second connecting rod 32 moves along its length, guide groove 322 force be inserted it is convex Column 312 is moved along the inclined-plane of guide groove 322, to drive first connecting rod 31 to move along its length.It the both ends of guide groove 322 can be right Should be in the head and end point of 31 displacement of first connecting rod, when wherein first connecting rod 31 is located therein end point, corresponding keycap 21 is pushed away Dynamic locking；When first connecting rod 31 is located at another point, corresponding keycap 21, which is pushed, to be unlocked.For ease of supporting for pillar 312 and guide groove 322 It connects and opposite sliding, pillar 312 and guide groove 322 can also make chamfered, pillar 312 can also be cylinder.Further, it is also possible to be There is first connecting rod 31 guide groove, second connecting rod 32 to have the situation of pillar, again by the coupling linkage of pillar and guide groove by the The Displacement transfer of two connecting rods 32 is the displacement perpendicular with the moving direction of second connecting rod 32 of first connecting rod 31.It is no longer superfluous herein It states.

For another example, one in first connecting rod 31 and second connecting rod 32 has trapezoidal groove, another is trapezoidal with trapezoid block The inclined plane shape of groove and trapezoid block matches, and the width of trapezoidal groove is more than the width of trapezoid block, in 31 He of first connecting rod One in second connecting rod 32 when moving along its length, drives another to move along its length.Can also be other Can be by the linkage structure for the displacement that the Displacement transfer in a direction is vertical direction, details are not described herein.

Second connecting rod 32 can control the movement of multiple first connecting rods 31 simultaneously, to control corresponding multiple keycap sets 20 It locks or unlocks simultaneously.Preferably, second connecting rod 32 can be set in the head and end side of first connecting rod 31.Preferably, same A line tool can pass through setting two second on the outside of the both ends of the orientation in the row keycap set 20 there are two when keycap set 20 Connecting rod 32 to control two keycap sets, the 20 corresponding first connecting rod 31 respectively, to control the lock of two keycap sets 20 respectively Fixed or unlock.

Difference can be arranged for the multiple and different keycap set 20 in the side in the one end of keycap orientation in keycap set 20 Second connecting rod 32, to realize different control to different keycap sets 20.Multiple second connecting rods 32 of the same side can be along same One rectilinear direction, and its control unit is located at the heteropleural of multiple second connecting rods 32；Such as connect positioned at the second of same straight front-end The control unit of bar 32 is located at the front end side of the second connecting rod 32, is located at the control unit of the second connecting rod 32 of same straight rear end Positioned at the rear end side of the second connecting rod 32, i.e. two control units are mutually separate.Multiple second connecting rods 32 of the same side can also be It is arranged in parallel, control unit can be located at the same side or not homonymy；It, can also be one integrated when each control unit is positioned adjacent to Control unit realize the Bit andits controls of two or more parallel second connecting rods 32；When the multiple second connecting rod positions controlled When the homonymy of control unit, part second connecting rod 32 need to cross over the non-first connecting rod 31 being controlled by it in part, can be by the Groove is arranged in the corresponding position of two connecting rods 32 and the non-first connecting rod 31 being controlled by it, and the size of the groove makes corresponding Mechanical interference will not occur within the scope of the displacement amplitude of the two for first connecting rod 31, second connecting rod 32.To all second connecting rods When 32 corresponding start simultaneously, all keycaps 21 of all keycap sets 20 lock or unlock simultaneously, to realize key board unit entirety The switching of state.To part second connecting rod 32 correspond to start when, correspond to keycap set 20 in all keycaps 21 simultaneously lock or Unlock, to realize the switching to specific limitation use state.First connecting rod 31 and second connecting rod 32 are located in shell 10 11 lower surface 11b of frame portion (as shown in Fig. 2A to 2C).

The key board unit further includes control unit, for controlling the operation of pushing mechanism 30, to realize corresponding keycap Group 20 locks or unlocks.Control unit machinery key button, such as slide key, pressing key etc..For example, control unit may include with The slide key that second connecting rod 32 connects；When pushing mechanism 30 only has first connecting rod 31 without second connecting rod 32, control unit It may include the slide key being connect with first connecting rod 31.There are two positions for slide key tool, to correspond respectively to the displacement two of connecting rod End, and then correspond respectively to the two states of corresponding keycap 21 (or keycap set 20) locked or unlocked.The slide key can position In the upper surface 11a of shell 10.For another example, control unit may include the pressing key being connect with second connecting rod 32；In pushing mechanism 30 only first connecting rod 31 without second connecting rod 32 when, control unit may include the pressing key being connect with first connecting rod 31. Key mapping is pressed in the housing sidewall of one end of the length direction of second connecting rod 32, or positioned at the length direction of first connecting rod 31 In the housing sidewall of one end；The pressing key has two positions of height, to correspond respectively to the displacement both ends of connecting rod, and then respectively Corresponding to the two states of corresponding keycap 21 (or keycap set 20) locked or unlocked.The housing sidewall can form one completely The side wall for wrapping up the shell 10 of the appearance shell of the key board unit other structures can also be the electricity embedded by the key board unit The side wall of the appearance shell of sub-device；The utility model is not limited.

Electric signal control also can be used in control unit.Control unit can be based on user to corresponding mechanical keys, Touch control key Or the start of similar control switch, send control signals to corresponding motor module or other Bit andits control modules, motor module (or other Bit andits control modules) control corresponding second connecting rod 32 according to control signal and are switched to corresponding displaced position, to The displacement so that associated first connecting rod 31, keycap set 20 link, it is final to realize that corresponding keycap set 20 is in the lock state or solves Lock status.

Control unit can also automatically determine the target use state of key board unit based on analysis, to send control signals to Corresponding motor module or other Bit andits control modules, motor module (or other Bit andits control modules) are controlled according to control signal Corresponding second connecting rod 32 is switched to corresponding displaced position, so that associated first connecting rod 31, keycap set 20 link Displacement, final realization correspondence keycap set 20 is in the lock state or unlocked state.For example, being more than without input operation in key board unit When certain time length, control unit will be switched to standby mode, and control unit control keyboard device enters non-operating state at this time.Again Such as, laptop includes the key board unit and a display touch screen, can be between the key board unit and the display touch screen It is connected via pivot group, opening is renovated to realize, when being opened to certain angle, the even back housing of key board unit and display When the back housing of screen is abutted against and (used laptop as tablet computer), key board unit includes the shell of keycap set 20 Body upper surface can be put in desktop or be held as supporting surface；It is turned over after the key board unit and the display touch screen are also rotatable It goes to certain angle, the even housing upper surface comprising keycap set 20 of key board unit and the back housing of display screen abuts against, Laptop to be used as tablet computer；When detect flip angle be more than 180 degree, or detect rotation after overturn one When determining angle, control unit determines that key board unit is in or will be in non-working condition, and sends control signals to corresponding Motor module or other Bit andits control modules, motor module (or other Bit andits control modules) are corresponding according to control signal control Second connecting rod 32 is switched to corresponding displaced position, the displacement so that associated first connecting rod 31, keycap set 20 link, most Realize that corresponding keycap set 20 is in the lock state eventually.

When with switch is controlled, the different luminous instruction of selection presentation of the control switch based on user, such as bright/ Go out, different colours, flicker etc.；Corresponding luminous finger is presented with indicator light in the target use state that may be based on key board unit Show；The utility model is not limited.In addition, can also be carried out a little to the part being unlocked or locked part keycap set 20 It is bright, such as the word of corresponding keycap 21 or symbol correspond to and shine, to prompt or emphasize the part button, details are not described herein.

The utility model is described by above-mentioned related embodiment, however above-described embodiment is only to implement the utility model Example.It must be noted that the embodiment disclosed is not limiting as the scope of the utility model.On the contrary, not departing from this It is changed and retouched made by the spirit and scope of utility model, belongs to the scope of patent protection of the utility model.

Claims (11)

1. a kind of key board unit, which is characterized in that include,

Shell, including multiple key openings；

At least one keycap set, the keycap set include at least one keycap, and at least one keycap is arranged in same side To；The keycap is placed in the key opening, the both sides point of back side keycap orientation along affiliated keycap set of the keycap At least one lug is not stretched out；And

Pushing mechanism, including multiple transverse grooves, which is moved to the lug when being located in the transverse groove, which is in Shifting state can not be descended；

Wherein, which drives transverse groove edge to be parallel to surface of shell direction and moves, will be in the corresponding keycap set Keycap be switched to removable state or this and can not descend shifting state.

2. key board unit as described in claim 1, which is characterized in that

The transverse groove is connected to cannelure；Wherein, when this moves state, which is located at the corresponding cannelure and can edge The extending direction of the cannelure moves；When this can not descend shifting state, which is located at the corresponding transverse groove and can not be along this The extending direction of cannelure is moved down into the position of the corresponding key switch of triggering.

3. key board unit as claimed in claim 2, which is characterized in that

The cannelure further includes boundary, for limiting the corresponding lug along the moveable extreme higher position of the cannelure.

4. key board unit as claimed in claim 2, which is characterized in that

The transverse groove includes first end and second end, which is connected to the cannelure；When this moves state, the first end Close to the corresponding lug, for the second end far from the corresponding lug, the size of the first end is more than the size of the second end；It should Transverse groove further includes the first inclined-plane, which connects the first end and the second end, for guiding the lug relative to this Transverse groove moves.

5. key board unit as claimed in claim 4, which is characterized in that

The magnitude of inclination on first inclined-plane of the transverse groove is set so that the corresponding lug this move state and this not When can descend between shifting state to switch, the corresponding keycap of the lug is constant relative to the height of the surface of shell；Alternatively,

The magnitude of inclination on first inclined-plane of the transverse groove is set so that the corresponding lug this move state and this not When can descend between shifting state to switch, Level Change of the corresponding keycap of the lug relative to the surface of shell, wherein the lug This when moving state in this is highly in height when this can not descend shifting state higher than the lug.

6. key board unit as described in claim 1, which is characterized in that

The pushing mechanism includes at least two first connecting rods, which is located at keycap in the keycap set and arranges The both sides of column direction, at least one of two first connecting rods include multiple transverse grooves, and each transverse groove corresponds to one The lug.

7. key board unit as claimed in claim 5, which is characterized in that

Two keycap sets are included at least in the key board unit, two keycap sets are adjacent and are located at parallel different straight lines On；

The first connecting rod between two keycap sets, there are two opposite side, each sides to correspond to this two for tool One in keycap set, and there are multiple transverse grooves, each transverse groove to correspond to the lug for each side.

8. key board unit as described in claim 1, which is characterized in that

The pushing mechanism further includes at least one second connecting rod, and the second connecting rod and the first connecting rod are perpendicular；Wherein, this second When connecting rod is moved along the length direction of the second connecting rod, which is driven the length direction along the first connecting rod and moves.

9. key board unit as described in claim 1, which is characterized in that

The key board unit further includes control unit, which controls pushing mechanism operation, to push at least one key All keycaps in cap group removable state and this can not descend shifting state between switch.

10. key board unit as claimed in claim 9, which is characterized in that

The control unit automatically analyzes the target use state for determining the key board unit, and controls the pushing mechanism and push and the mesh Mark use state some or all of correspond to the keycap in keycap set removable state and this can not descend shifting state between cut It changes.

11. key board unit as described in claim 1, which is characterized in that

There is the second connecting rod guide groove, the first connecting rod there is pillar, the pillar can be moved in the guide groove；Wherein second company When bar is moved along the length direction of the second connecting rod, the guide groove drive the pillar move, with drive the first connecting rod along this first The length direction of connecting rod moves；Alternatively,

There is the first connecting rod guide groove, the second connecting rod there is pillar, the pillar can be moved in the guide groove；Wherein second company When bar is moved along the length direction of the second connecting rod, the pillar drive the guide groove move, with drive the first connecting rod along this first The length direction of connecting rod moves.